Anti-collision buffer type warning post

Abstract

The utility model belongs to the technical field of warning columns, and particularly relates to an anti-collision buffering type warning column which comprises a base, a column body and an elastic column. A connecting cylinder is axially mounted on the base, the cylinder is coaxially arranged above the connecting cylinder, and a spring is arranged between the cylinder and the connecting cylinder; the two ends of the elastic column extend into the connecting cylinder and the column body correspondingly and are connected through a connecting piece, and the surface of the elastic column is coaxially sleeved with the spring. According to the structure, through the design that the two ends of the elastic column are connected with the column body and the connecting cylinder, the structural stability of the spring installation position is effectively improved, the warning column is assisted to be quickly reset after being collided, meanwhile, external damage can be avoided through the built-in arrangement of the elastic column, and the service life of the warning column is prolonged.

Description

TECHNICAL FIELD

[0001] The utility model belongs to warning column technical field, especially, relate to a kind of anti-collision buffer type warning column. BACKGROUND

[0002] Warning column is usually vertical columnar structure, usually applied in road safety and site management and other fields, for example, road intersection, sidewalk and parking lot entrance and corner are all provided with warning column, mainly play the multiple effects of anticollision, warning and isolation.

[0003] As Chinese patent application number (2023234883549, 2018200905727 and 2017102958339) and so on many patent applications mention warning column, including two column structures, and spring is arranged between two column structures, to provide the effect of anti-collision buffer for warning column (usually metal warning column), however, these patent applications usually adopt spring direct connection, and the structural strength of warning column is only supported by spring, and the stability is poor, as Chinese patent application number (2015205264701) discloses warning column, which is pulled and fixed to the column body by the elastic member, which can improve the stability of the column body to a certain extent, but the elastic member is arranged on the surface of the warning column, which is easy to be damaged, resulting in short service life, which directly affects the stability of the warning column. UTILITY MODEL CONTENT

[0004] The utility model aims at the technical problem existing above, provide a kind of anti-collision buffer type warning column, reached good stability, and not easy to be damaged, long service life effect.

[0005] Therefore, the utility model provides a kind of anti-collision buffer type warning column, including:

[0006] Base, axial installation has connecting barrel;

[0007] Column body, coaxially located above connecting barrel, and spring is arranged between connecting barrel;

[0008] Elastic column, two ends extend into connecting barrel and column body respectively, and is connected by connecting piece;

[0009] Wherein, spring is coaxially sleeved on the surface of elastic column.

[0010] In the above technical scheme, further, still include:

[0011] First bushing, installation is in the one end of connecting barrel close to column body, and is sleeved on elastic column setting;

[0012] Second bushing, installation is in the one end of column body close to connecting barrel, and is sleeved on elastic column setting;

[0013] The first bushing and the second bushing are provided with flanges at one end close to each other, and mounting grooves for embedding the end of the spring are formed on the surface of the flanges on the side facing the spring.

[0014] In the above technical solution, further:

[0015] The inner wall of the first bushing and the second bushing and the outer peripheral surface of the end of the elastic column have an annular gap to form a buffer cavity, and a buffer member is installed in the buffer cavity;

[0016] The buffer member cooperates with the spring and the elastic column to form a multi-stage buffer structure.

[0017] In the above technical solution, further, the buffer member comprises:

[0018] The resilient partition is annular in structure and is fixedly connected to the inner wall of the first bushing and the second bushing;

[0019] The resilient partition has a closed chamber formed inside.

[0020] In the above technical solution, further:

[0021] The closed chamber is filled with a plurality of elastic balls.

[0022] In the above technical solution, further:

[0023] The diameter of the elastic column gradually decreases in the direction away from the end of the spring on the two ends of the first bushing and the second bushing, so that the volume of the closed chamber gradually increases in the direction away from the end of the spring.

[0024] In the above technical solution, further:

[0025] The connecting member comprises a bolt and a nut, and the bolt penetrates the inner wall of the column body and the elastic column and penetrates the connecting cylinder and the elastic column and is locked by the nut.

[0026] In the above technical solution, further comprising:

[0027] The warning light is installed at the top end of the column body and is powered by solar energy.

[0028] The surface of the column body and the connecting cylinder is provided with a reflective coating or a reflective sticker.

[0029] The beneficial effects of the present application are:

[0030] 1. By setting the elastic column and inserting its two ends into the column body and the connecting cylinder and connecting them by the connecting member, the structural stability of the spring can be effectively improved, and after the warning column is hit, it can be quickly returned to normal, and the elastic column is built-in, which can effectively avoid damage and prolong the service life.

[0031] 2. Through the setting of the first bushing and the second bushing, the mounting stability of the spring can be improved, the structural strength of the column and the connecting cylinder near the spring end is improved, damage after multiple collision bending is avoided, and the service life is prolonged.

[0032] 3. The annular gap is formed between the inner wall of the first bushing and the second bushing and the outer peripheral surface of the elastic column end, a buffer cavity is formed, and a buffer is mounted therein; when the warning column is collided, the spring first absorbs part of the collision energy and performs primary buffering; with the continuous action of the collision force, the elastic column is deformed to absorb the remaining part of the energy, and secondary buffering is realized; at this time, the buffer in the buffer cavity plays a role, further absorbs energy through elastic deformation of itself, and completes tertiary buffering. BRIEF DESCRIPTION OF DRAWINGS

[0033] Figure 1 is a structural schematic view of the utility model;

[0034] Figure 2 is a top view of the utility model;

[0035] Figure 3 is a sectional view of the utility model Figure 2 at A-A;

[0036] Figure 4 is an enlarged view of B in the utility model Figure 3 ;

[0037] Figure 5 is an exploded view of the utility model;

[0038] The marks in the figure are: 1, base; 2, connecting cylinder; 3, column; 4, spring; 5, elastic column; 6, connecting piece; 60, bolt; 61, nut; 7, first bushing; 8, second bushing; 9, flange; 10, mounting groove; 11, buffer cavity; 12, buffer; 120, resilient spacer; 121, closed chamber; 122, elastic small ball; 13, warning light. DETAILED DESCRIPTION

[0039] The technical solutions in the embodiments of the present application will be clearly described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art belong to the scope of protection of the present application.

[0040] Embodiment 1:

[0041] The embodiment provides an anti-collision buffer type warning column, which comprises:

[0042] ​The base 1 is axially mounted with the connecting cylinder 2;

[0043] The column 3 is coaxially located above the connecting cylinder 2 and is provided with the spring 4 between the connecting cylinder 2;

[0044] The elastic column 5 extends into the connecting cylinder 2 and the column 3 at both ends respectively, and is provided with the connecting piece 6 for connection;

[0045] The spring 4 is coaxially sleeved on the surface of the elastic column 5;

[0046] Meanwhile, the base 1, the connecting cylinder 2 and the column 3 are all made of metal material, such as stainless steel, the base 1 and the connecting cylinder 2 are welded, and the reinforcing ribs are arranged between the base 1 and the connecting cylinder 2, and the mounting hole is arranged on the base 1;

[0047] The elastic column 5 can be made of rubber with better structural stability, such as TPU (thermoplastic polyurethane) or EPDM (ethylene propylene diene rubber).

[0048] It can be seen from the embodiment that the structure stability at the spring 4 can be effectively improved by arranging the elastic column 5 and extending both ends of the elastic column 5 into the column 3 and the connecting cylinder 2 and connecting through the connecting piece 6, and the elastic column 5 can be quickly returned after the warning column is collided, and the elastic column 5 can be effectively avoided to be damaged and the service life is prolonged;

[0049] The base 1 and the connecting cylinder 2 are welded and the reinforcing ribs are arranged, so that the structural stability between the base 1 and the connecting cylinder 2 is improved, and the base 1 and the connecting cylinder 2 are prevented from being inclined after being collided, so that the height of the connecting cylinder 2 is arranged below the chassis of the traditional automobile, so that the loosening between the base 1 and the ground is avoided after being collided, and the anti-collision buffering effect of the warning column is improved.

[0050] Embodiment 2:

[0051] The anti-collision buffering type warning column provided in the embodiment further has the following technical features in addition to the technical solutions of the above-mentioned embodiments.

[0052] The first bushing 7 is arranged at one end of the connecting cylinder 2 close to the column 3 and is sleeved on the elastic column 5;

[0053] The second bushing 8 is arranged at one end of the column 3 close to the connecting cylinder 2 and is sleeved on the elastic column 5;

[0054] The end of the first bushing 7 and the second bushing 8 close to each other is provided with the flange 9, and the mounting groove 10 for embedding the end of the spring 4 is arranged on the surface of the flange 9 on the axial side of the spring 4.

[0055] Meanwhile, the first bushing 7 and the second bushing 8 can be made of metal, such as stainless steel.

[0056] It can be seen from the embodiment that the installation stability of the spring 4 is improved by the first bushing 7 and the second bushing 8, the structural strength of the column 3 and the connecting cylinder 2 near the end of the spring 4 is improved, damage after multiple collisions and bending is avoided, and the service life is prolonged.

[0057] Meanwhile, the flange 9 is axially provided with the mounting slot 10, which can precisely position and constrain the spring 4. When the warning column is collided, the spring 4 will be bent, and the two ends of the spring 4 will be displaced. The mounting slot 10 can limit the radial movement of the two ends of the spring 4, prevent the spring 4 from deviating during the collision process, ensure that the spring 4 is always in an effective working state, improve the stability of the spring 4, and the two ends of the spring 4 do not need to be fixed and connected, which improves the convenience of installation and disassembly of the spring 4 and the warning column, and further facilitates the maintenance and repair of the warning column.

[0058] Embodiment 3:

[0059] The embodiment provides a kind of anti-collision buffer type warning column, in addition to including the technical solutions of above-mentioned embodiment, still have the following technical features:

[0060] There is annular gap between the inner wall of the first bushing 7 and the second bushing 8 and the outer circumferential surface of the elastic column 5, to form the buffer cavity 11, and the buffer piece 12 is installed in the buffer cavity 11.

[0061] Wherein, the buffer piece 12 cooperates with the spring 4 and the elastic column 5 to form a multi-stage buffer structure.

[0062] It can be seen from the embodiment that there is annular gap between the inner wall of the first bushing 7 and the second bushing 8 and the outer circumferential surface of the elastic column 5, to form the buffer cavity 11, and the buffer piece 12 is installed in the buffer cavity 11;When the warning column is collided, the spring 4 first absorbs part of the collision energy, and carries out first-stage buffering;With the continuous action of collision force, the elastic column 5 is deformed, and the remaining part of the energy is absorbed, to realize second-stage buffering;At this time, the buffer piece 12 in the buffer cavity 11 plays a role, further absorbs energy by itself elastic deformation, and completes third-stage buffering.

[0063] Embodiment 4:

[0064] The embodiment provides a kind of anti-collision buffer type warning column, in addition to including the technical solutions of above-mentioned embodiment, still have the following technical features, buffer piece 12 includes:

[0065] Resilient spacer 120, annular structure, and fixedly connected on the inner wall of the first bushing 7 and the second bushing 8;

[0066] The resilient partition 120 is internally formed with a closed cavity 121;

[0067] Meanwhile, the resilient partition 120 can be made of rubber material, such as PU (polyurethane rubber), and is adhesively connected with the first bushing 7 and the second bushing 8.

[0068] It can be seen from the embodiment that, when the resilient partition 120 formed with the closed cavity 121 is subjected to impact, it can rapidly elastically deform to absorb a large amount of impact energy and dissipate the energy, thereby improving the buffering effect; and the resilient partition 120 has a ring structure, so that it can resist impact from all directions.

[0069] Embodiment 5:

[0070] The anti-collision and buffering type warning column provided in the embodiment comprises the following technical features in addition to the technical solutions of the above embodiments:

[0071] The closed cavity 121 is filled with a plurality of elastic small balls 122;

[0072] The elastic small balls 122 are made of rubber material, such as PU (polyurethane rubber), and the diameter of the elastic small balls 122 is preferably 5-7 mm.

[0073] It can be seen from the embodiment that, when the warning column is subjected to impact, the elastic small balls 122 are extruded, collided and rubbed with each other under the deformation of the resilient partition 120; in the extrusion process, the elastic small balls 122 elastically deform to absorb part of the energy; in the collision, the kinetic energy of the small balls is transferred to each other to dissipate the energy; and in the rubbing, the mechanical energy is converted into heat energy to further dissipate the energy; such a cooperative deformation, energy dissipation and multi-stage dissipation mechanism enable the elastic small balls 122 to fully absorb and convert the impact energy.

[0074] Embodiment 6:

[0075] The anti-collision and buffering type warning column provided in the embodiment comprises the following technical features in addition to the technical solutions of the above embodiments:

[0076] The diameter of the elastic column 5 gradually decreases in the direction away from the one end of the spring 4 along the axial direction at the two ends of the first bushing 7 and the second bushing 8, so that the volume of the closed cavity 121 gradually increases away from the one end of the spring 4 along the axial direction.

[0077] It can be seen from the embodiment that the diameter of the elastic column 5 gradually decreases from the first bushing 7 and the second bushing 8 to the end of the spring 4, which makes the elastic column 5 have a larger displacement distance at both ends when it is bent by collision, thereby increasing the buffer stroke.

[0078] Moreover, the volume of the closed chamber 121 gradually increases, which can improve the fitting effect between the buffer 12 and the elastic column 5, ensure the stable absorption of impact, and provide more deformation space for the resilient partition 120 and the elastic small ball 122, so that they can better play a buffering role. The resilient partition 120 deforms more fully in a larger space to absorb more energy, and the elastic small ball 122 has an increased range of movement in the region with an increased volume, which increases the probability of collision and friction, thereby further enhancing the energy dissipation effect.

[0079] Embodiment 7:

[0080] The anti-collision and buffering type warning column provided in the embodiment further has the following technical features in addition to the technical solutions of the above embodiments.

[0081] The connecting piece 6 includes a bolt 60 and a nut 61, and the bolt 60 penetrates the inner wall of the column body 3 and the elastic column 5 and penetrates the connecting cylinder 2 and the elastic column 5 and is locked by the nut 61.

[0082] It can be seen from the embodiment that the bolt 60 and the nut 61 are used for mounting and connecting, which improves the convenience of installation. Moreover, the bolt 60 penetrates the inner wall of the column body 3 and the inner wall of the connecting cylinder 2, which improves the mounting stability of the bolt 60 and the nut 61. Moreover, the bolt 60 penetrates both ends of the elastic column 5 to fix both ends of the elastic column 5, and the spring 4 can be in a low compression state, thereby further improving the stability and strength of the structure.

[0083] Embodiment 8:

[0084] The anti-collision and buffering type warning column provided in the embodiment further has the following technical features in addition to the technical solutions of the above embodiments.

[0085] The warning light 13 is installed at the top end of the column body 3 and is powered by solar energy.

[0086] The surfaces of the column body 3 and the connecting cylinder 2 are provided with a reflective coating or a reflective sticker.

[0087] Meanwhile, the specific structure of the warning light 13 is a prior art, which is obtained by a person skilled in the art from the warning light 13 on a traditional warning column, and thus will not be described here.

[0088] The embodiment can see that the warning light 13 is powered by solar energy, energy consumption is reduced, and one of the reflective coating and the reflective sticker is arranged on the surface of the column 3 and the connecting cylinder 2, so that the warning effect of the warning column at night is improved, and the use safety is improved.

[0089] The embodiments of the application are described above in combination with the drawings, and the embodiments and the features in the embodiments in the application can be combined with each other without conflict, the application is not limited to the above specific embodiments, the above specific embodiments are only illustrative but not restrictive, and a person of ordinary skill in the art can make many forms under the inspiration of the application without departing from the purpose of the application and the scope protected by the claims, and all the forms belong to the protection of the application.

Claims

1. A crash cushion type warning post, characterized by, The utility model relates to a kind of anti-collision buffer type warning column, including: Base (1), connecting barrel (2) is installed axially; Cylinder (3), coaxially located above connecting barrel (2), and spring (4) is equipped between connecting barrel (2); Elastic column (5), two ends extend into connecting barrel (2) and cylinder (3) respectively, and are equipped with connecting piece (6) to connect; Wherein, spring (4) is coaxially sleeved on the surface of elastic column (5) setting.

2. The crashworthy cushioning warning post according to claim 1, wherein Also including: First bushing (7), it is installed in the one end of connecting barrel (2) close to cylinder (3), and it is sleeved on the elastic column (5) setting; Second bushing (8), it is installed in the one end of cylinder (3) close to connecting barrel (2), and it is sleeved on the elastic column (5) setting; Wherein, the one end of first bushing (7) and second bushing (8) close to each other is equipped with flange (9), and mounting groove (10) for spring (4) end embedding is opened on the surface of the axial side of flange (9) towards spring (4).

3. The anti-collision buffer type warning column of claim 2, wherein: There is an annular gap between the inner wall of the first bushing (7) and the second bushing (8) and the outer peripheral surface of the end of the elastic column (5) to form a buffer cavity (11), and a buffer member (12) is installed in the buffer cavity (11); Wherein, the buffer member (12) cooperates with the spring (4) and the elastic column (5) to form a multi-stage buffer structure.

4. The crashworthy cushioning warning post according to claim 3, wherein The buffer member (12) includes: A resilient partition (120) in the form of a ring structure fixedly connected to the inner wall of the first bushing (7) and the second bushing (8); Wherein, the resilient partition (120) forms a closed chamber (121) inside.

5. The anti-collision buffer type warning column of claim 4, wherein: The closed chamber (121) is filled with a plurality of elastic small balls (122).

6. The anti-collision buffer type warning column of claim 5, wherein: The diameter of the elastic column (5) gradually decreases in the direction away from the end of the spring (4) at both ends of the first bushing (7) and the second bushing (8), so that the volume of the closed chamber (121) gradually increases in the direction away from the end of the spring (4).

7. The anti-collision buffer type warning column of claim 1, wherein: The connecting piece (6) includes a bolt (60) and a nut (61), and the bolt (60) passes through the inner wall of the cylinder (3) and the elastic column (5) and then is locked by the nut (61) after passing through the connecting barrel (2) and the elastic column (5).

8. The crashworthy cushioning warning post according to claim 1, wherein Also including: A warning light (13) installed at the top end of the cylinder (3) and powered by solar energy; Wherein, the surface of the cylinder (3) and the connecting barrel (2) is provided with a reflective coating or a reflective sticker.

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